diff --git a/src/main.py b/src/main.py
index 3f1ef43..bb24058 100644
--- a/src/main.py
+++ b/src/main.py
@@ -1,8 +1,12 @@
-# Resolve the problem!!
-
+import re
 
 def run():
-    # Start coding here
+    with open('encoded.txt', 'r', encoding='utf-8') as f:
+        pattern = re.compile(r'[a-z]+')
+        message = f.read()
+        message_decoded = pattern.findall(message)
+    m = ''.join(message_decoded)
+    print(m)
 
 
 if __name__ == '__main__':